If CONFIG_PM is not set, gcc warns: drivers/staging/media/tegra-vde/vde.c:916:12: warning: 'tegra_vde_runtime_suspend' defined but not used [-Wunused-function] Make it __maybe_unused to fix this. Signed-off-by: YueHaibing <yuehaibing@xxxxxxxxxx> --- v2: both suspend and resume functions marked --- drivers/staging/media/tegra-vde/vde.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/staging/media/tegra-vde/vde.c b/drivers/staging/media/tegra-vde/vde.c index a3c24d96d5b9..28845b5bafaf 100644 --- a/drivers/staging/media/tegra-vde/vde.c +++ b/drivers/staging/media/tegra-vde/vde.c @@ -913,7 +913,7 @@ static irqreturn_t tegra_vde_isr(int irq, void *data) return IRQ_HANDLED; } -static int tegra_vde_runtime_suspend(struct device *dev) +static __maybe_unused int tegra_vde_runtime_suspend(struct device *dev) { struct tegra_vde *vde = dev_get_drvdata(dev); int err; @@ -929,7 +929,7 @@ static int tegra_vde_runtime_suspend(struct device *dev) return 0; } -static int tegra_vde_runtime_resume(struct device *dev) +static __maybe_unused int tegra_vde_runtime_resume(struct device *dev) { struct tegra_vde *vde = dev_get_drvdata(dev); int err; -- 2.17.1